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2008 Dodge Grand Caravan Question: code po404

 

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drwallie, 3.8L V6, Little River, SC, July 03, 2014, 09:19
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changed o2 sensor got advice from other web site.po404 list egr valve.does it need cleaning or replacement

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  • Answer #1

    September 24, 2014, 09:20
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    You can clean it. I clean mine 1 time per year for same code.

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